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CLASSIFIED
REC 10.31.90 — 00:00:00

ARCHIVE #87B

STATUS: Missing since October 31, 1990 FILE No: MH-493/PI17 ARCHIVED: Visual and clinical documentation CLASSIFICATION: LEVEL 4 — RESTRICTED ACCESS

BACKSTORY

CASE FILE: MASON R.

In 1990, a sixteen-year-old boy named Mason R. began exhibiting increasingly violent behavior. Psychiatrists recorded disturbing interviews, interpreting classic indicators of young psychopathic tendencies. Mason disappeared on Halloween night in 1990, his parents finding only a room emptied of all sharp objects, and a discarded, decades-old Spider-Man costume left behind.

Investigators found troubling archived recordings years later. Sightings matching Mason's description continue to surface.

MISSING

HAVE YOU SEEN ME?
MISSING CHILD: MASON R.
AGE: 16
SEX: MALE
HEIGHT: 5'7"   HAIR: BROWN

Last seen: October 31, 1990
Last seen wearing a vintage Spider-Man Halloween costume: yellow, with a plastic mask.

INFO: CALL LOCAL SHERIFF'S OFFICE
(555) 010-6687
EXHIBIT B — VHS THERAPY SESSION TAPE
PATIENT 17
MASON R.
SESSION REELS 1990
EVIDENCE   Exhibit B
EXHIBIT B: ARCHIVED VHS TAPES

Below are retrieved documents and recordings flagged as possible evidence in the ongoing investigation of Mason R., observing early-onset psychopathic indicators.

CAUTION: CLASSIFIED DOCUMENT

Below are retrieved documents and recordings flagged as possible evidence in the ongoing investigation of Mason R., observing early-onset psychopathic indicators. Identify subject when possible.

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RESTRICTED
FILE: 878/M

SUBJECT PROFILE

NAME: Mason R. (LAST NAME REDACTED) DOB: October 17, 1974 MISSING SINCE: October 31, 1990 AGE AT REFERRAL: 16 years AGE AT DISAPPEARANCE: 16 years LOCATION: Suburban northeast U.S. ASSIGNED PHYSICIAN: Dr. Eleanor Voss, MD

SUMMARY OF BEHAVIORAL CONCERNS

Mason exhibited psychopathic and antisocial traits from early childhood. Referred for psychiatric evaluation at age 16. Over 78 recorded sessions in 1990, clinical staff documented a persistent pattern of emotional detachment, manipulative behavior, and an unsettling fixation on predatory observation.

Key behavioral indicators:

CLINICAL OBSERVATIONS — 78 SESSIONS (1990)
— Prolonged staring without blinking; filmed for sight training
— Emotional flatness; described as "performing" feelings
— Minimal blinking; initial refusal to speak in sessions
— Reactionless observation of dead house cat shown by mother
— Standing motionless at night in the dark
— Fascination with collecting and hiding sharp objects
Incident with neighbor's dog — [SEALED]

"It was like he was repeating us, rather than feeling anything of his own."

— Statement by mother, 1990

Disappearance — October 31, 1990:

Mason's room was found emptied of all sharp objects. A yellow 1950s-era Spider-Man Halloween costume — plastic smock-type — was left on the bed. The costume had not been purchased by the family. Its origin remains undetermined — see Exhibit A.

STD-49
EXHIBIT A — ITEM LOG
ITEM LOG: BOX 6
— Label: 878 "HALLOWEEN TAPE(x)"
— VINYL COSTUME MASK
— PLASTIC SMOCK (SPIDER-MAN)
— MANUFACTURER: BEN COOPER INC.
— PRODUCTION YEAR: ~1954
— Condition: worn
— Darkened front; registry (pending)
— Ref: 001-231
EXHIBIT C-2 — THERAPY SESSION STILL
Therapy session still
PATIENT 17    03/14/1990
REC 02:14:07
53 55 42 4A 45 43 54 20 4C 4F 43 41 54 45 44
EVIDENCE

EVIDENCE & ARCHIVED MATERIALS

Materials recovered from storage unit, abandoned vehicle, and residential address — [SEALED] Cross-referenced with ongoing missing persons case MH-493/PI17
EXHIBIT C-1 — SERVICE ROAD CAMCORDER STILL
Forest road camcorder still
PLAY ▶
00:05:22 PM

RECORDED: 10.31.2010 — Service Road, ████ County
Recovered from camcorder found in drainage ditch. Tape damaged. Subject visible at 00:02:22 mark, standing behind tree line. No movement detected for duration of recording (approx. 14 minutes).

C-1
EXHIBIT C-3 — ARCHIVE ITEM LOG
EVIDENCE INTAKE — BOX 6
DATE: 11/02/1990
INTAKE OFFICER: Sgt. R. Harmon
—————————————————
01. Vinyl costume mask (yellow, Spider-Man)
02. Plastic smock body suit (Ben Cooper Inc.)
03. (3) VHS tapes — labeled "PT17 Sessions"
04. (1) Polaroid — content disturbing
05. (1) Child's drawing — repeated figure
06. (1) Pair scissors — hidden under mattress
07. (1) Kitchen knife — found in toy chest
—————————————————
NOTE: Items 04-07 sealed by court order
C-3

SUBSEQUENT SIGHTINGS — UNVERIFIED

SIGHTING LOG
REPORTED OBSERVATIONS — 2001 TO PRESENT
▸ 10/31/2001 — Residential area, ████████, PA
  Homeowner reports figure in yard wearing "old costume"
▸ 10/30/2005 — Service road near ████ Creek
  Motorist reports person standing in road. Did not move.
▸ 10/31/2010 — Camcorder footage recovered (see Exhibit C-1)
▸ 10/31/2016 — Suburban home, rear patio (see Exhibit E)
▸ 10/28/2019 — ████████ ████ abandoned facility
  Security camera captures tall figure in hallway
▸ 10/31/2023 — Multiple reports, ████ County

NOTE: All sightings occur within 72 hours of October 31.
FIELD NOTES — DET. M. CALLAHAN

Subject appears in recordings as adult male, estimated 6'1" to 6'3". Costume appears to be the same item catalogued in 1990 — same tears, same discoloration. Mask does not appear to have aged. This is inconsistent with material composition.

In all footage, subject is either motionless or walking at an unnaturally steady pace. No footage shows subject arriving or departing.

Recommend case remain OPEN.

DO NOT DISTRIBUTE

ENCOUNTER RECORDINGS

WARNING: The following stills are extracted from recovered footage. Footage authenticity: UNVERIFIED — PENDING FORENSIC ANALYSIS
EXHIBIT D — KITCHEN ENCOUNTER STILL
Kitchen encounter
●REC
03:41:08 AM

DATE: 10/31/2011 — Residential kitchen, ████████, OH
Homeowner ████ ████████ activated home defense after hearing movement. Camcorder was running. Subject was standing in kitchen holding [item]. Subject did not react to homeowner's presence. Homeowner discharged firearm. Subject was not located after incident.

D
EXHIBIT E — PATIO SURVEILLANCE STILL
Patio surveillance
CAM 02
02:21:44 AM

DATE: 10/31/2016 — Suburban home, rear patio, ████████, NJ
Motion-activated security camera. Subject stood on patio for approximately 47 minutes. Appeared to be looking through sliding glass door. Occupants were asleep. Subject departed at 03:08 AM. No point of entry attempted. Blade visible in right hand — unidentified.

E

ADDITIONAL RECOVERED FOOTAGE

EXHIBIT F — ABANDONED FACILITY CORRIDOR
Corridor encounter
●REC   SECURITY CAM 04
00:00:17

DATE: 10/28/2019 — ████████ ████ Psychiatric Facility (abandoned since 2003)
Security system activated during routine property check. Single frame capture shows subject standing in east corridor. Facility had been sealed. No entry point was found. This was the same facility where Mason R. received outpatient treatment in 1990.

"He was just standing there. Not moving. Not breathing — I don't think he was breathing. When I turned away to radio in, he was gone. The door was still locked from the outside."

— Security guard ████ ████████, 10/28/2019
10.31.2025 — HE KNOWS WHERE YOU LIVE
OPEN CASE
STATUS: OPEN
SUBJECT: UNLOCATED

New footage continues to surface.

Some recordings appear to show the subject observing from a distance.

No confirmed contact.

FINAL RECOVERED FRAME
Final recovered frame
●REC
00:00:00

SOURCE DEVICE: UNKNOWN
FILE CORRUPTED AFTER THIS MOMENT

NO FURTHER FOOTAGE RECOVERED

All sightings correlate to a 72-hour window surrounding October 31.

The costume has not aged.

The mask has not changed.

If you have information regarding the whereabouts of Mason R., contact your local authorities immediately.

Do not approach the subject.

Do not attempt to remove the mask.

ARCHIVE CLOSED — REOPENED 10/31/2024
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